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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** This file is part of the test suite of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Digia. For licensing terms and
** conditions see http://qt.digia.com/licensing. For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
/*
* This program takes a *.ui file and an output dir as argument in order to
* create a screenshot of the widget defined in the ui file.
*
* The screenshot is saved in the output dir (default current dir), ".png" is
* appended to the ui file name.
*/
#include <QApplication>
#include <QWidget>
#include <QFile>
#include <QDebug>
#include <QDir>
#include <iostream>
using namespace std;
#ifdef Q_WS_QWS
// we don't compile designer on embedded...
int main(int argc, char **argv)
{
return 0;
}
#else
#include <QUiLoader>
/*
* Take the path of an ui file and return appropriate QWidget.
*/
QWidget* getWidgetFromUiFile(const QString& fileNameUiFile)
{
qDebug() << "\t\t\t...loading ui file" << fileNameUiFile;
QUiLoader loader;
QFile uiFile(fileNameUiFile);
if (!uiFile.open(QIODevice::ReadOnly | QIODevice::Text)) {
qDebug("\t\tError: QFile.open() failed.");
exit(EXIT_FAILURE);
}
QFileInfo fileInfo(fileNameUiFile);
QDir::setCurrent(fileInfo.absolutePath()); //for the stylesheet to find their images
QWidget *ui = loader.load(&uiFile);
if (!ui) {
qDebug("\t\tError: Quilodader.load() returned NULL pointer.");
exit(EXIT_FAILURE);
}
uiFile.close();
return ui;
}
/*
* Takes the actual screenshot.
*
* Hint: provide filename without extension, ".png" will be added
*/
void makeScreenshot(QWidget* widget, const QString& fileName, const QString& pathOutputDir)
{
QFileInfo fileInfo(fileName);
QString realFileName = fileInfo.completeBaseName() + "." + fileInfo.suffix() + ".png";
QString realPath = pathOutputDir + "/" + realFileName;
//QString realFileName = fileName + ".png";
qDebug() << "\t\t\t...Taking screenshot" << fileInfo.absoluteFilePath();
//widget->show();
qApp->processEvents();
QImage originalPixmap(widget->size(),QImage::Format_ARGB32);
widget->render(&originalPixmap);
if ( originalPixmap.isNull() ) {
qDebug("\t\tError: QPixmap::grabWidget() returned a NULL QPixmap.");
exit(EXIT_FAILURE);
}
//QString fileName = QDir::currentPath() + "/secondwidget." + format;
if ( !originalPixmap.save(realPath, "PNG") ) {
qDebug("\t\tError: QPixmap.save() failed.");
exit(EXIT_FAILURE);
}
qDebug() << "\t\t\t...Screenshot saved in" << realPath;
widget->close();
}
/*
* Call this if you just want to pass the ui file name and the output dir.
*/
void createScreenshotFromUiFile(const QString& fileNameUiFile, const QString pathOutputDir)
{
qDebug() << "\t\tCreating screenshot from widget defined in" << fileNameUiFile;
QWidget* w = getWidgetFromUiFile(fileNameUiFile);
makeScreenshot(w, fileNameUiFile, pathOutputDir);
}
/*
* Start here.
*/
int main(int argc, char **argv)
{
QApplication app(argc, argv);
// check for necessary arguments
if (argc == 1) {
cout << "Syntax: " << argv[0] << " <path to *.ui file> [output directory]" << endl;
cout << "" << endl;
cout << "Takes a *.ui file and an output dir as argument in order to" << endl;
cout << "create a screenshot of the widget defined in the ui file." << endl;
cout << "" << endl;
cout << "The screenshot is saved in the output dir (default current dir)," << endl;
cout << "'.png' is appended to the ui file name." << endl;
exit(EXIT_FAILURE);
}
// check for *.ui
QString fileName = app.arguments().value(1);
if ( !fileName.endsWith(".ui") ) {
qDebug() << fileName + " is not a *.ui file.";
exit(EXIT_FAILURE);
}
// does the file exist?
QFile uiFile(fileName);
if ( !uiFile.exists() ) {
qDebug() << fileName + " does not exist.";
exit(EXIT_FAILURE);
}
// check output directory
QString pathOutputDir = QDir::currentPath();
if (argc >= 3 ) {
QDir outputDir = app.arguments().value(2);
if ( outputDir.exists() ) {
pathOutputDir = outputDir.absolutePath();
} else {
qDebug() << outputDir.absolutePath() + " does not exist or is not a directory.";
exit(EXIT_FAILURE);
}
}
// take the screenshot
createScreenshotFromUiFile(fileName, pathOutputDir);
app.quit();
return 0;
}
#endif
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